0102 ib0304 ib05
Factory Supply N, N-Dimethylformamide los ntawm Tuam Tshoj CAS: 68-12-2 nrog High Quality
Cov khoom
• Melting Point: -61 ° C
• Boiling Point: 153 ° C (lit.)
• Flash Point: 136 ° F
• Ceev: 0.948 g/mL ntawm 20 ° C
• Vapor Density: 2.5 (vs huab cua)
• Vapor Siab: 2• 7 mm Hg (20 ° C)
• Refractive Index: n20/D 1.430(lit.)
• Cia Temp• : Khaws ntawm RT.
• Solubility: dej: miscible
• PKA: -0.44 ± 0.70 (Predicted)
• Tus txheeb ze polarity: 0.386
• Txwv tsis pub tawg: 2.2-16% (V)
• Dej Solubility: soluble
• Sensitive: Hygroscopic
• Merck: 14,3243
• BRN: 605365
Specification
| Kuaj | Specification | Kev tshuaj xyuas ntau | |||
| Assy | 99.8% Min | 99.97% | |||
| Xim (APHA) | 10 Max | 3 | |||
| Dej | 0.05% Max | 0.03% | |||
| Residue tom qab evaporation | Max 5 ppm | ||||
| Residue tom qab evaporation 270mm | 1.00 Nws | 0.4 | |||
| 275mm ib | Max 0.30 Nws | 0.17 ib | |||
| 295mm ua | 0.10 Max | 0.05 Nws | |||
| 310 hli | 0.05 Max | 0.02 ib | |||
| 340 hli | 0.01 Max | 0.00 Nws | |||
| 400 hli | 0.01 Max | 0.00 Nws | |||
| Cov khoom | Specifications | ||||
| Qhov tshwm sim | Colorless Clear kua | ||||
| Solubility | Yooj yim soluble hauv dej | ||||
Cov khoom siv
Raws li ib qho tseem ceeb tshuaj raw khoom thiab hnyav nrog kev ua tau zoo, dimethylformamide (DMF) feem ntau yog siv hauv polyurethane, acrylic, tshuaj, tshuaj tua kab, dyes, electronics thiab lwm yam lag luam. Nws yog tsuas yog siv nyob rau hauv zus tau tej cov ntub hluavtaws tawv li ntxuav thiab curing tus neeg saib xyuas nyob rau hauv polyurethane kev lag luam. Hauv kev lag luam kws tshuaj raws li cov tshuaj hluavtaws intermediates, dav siv hauv kev tsim cov tshuaj doxycycline, cortisone, sulfonamide tshuaj; Raws li hnyav nyob rau hauv acrylic fiber kev lag luam, nws yog tsuas yog siv rau qhuav spinning ntawm acrylic fiber. Nyob rau hauv kev lag luam tshuaj tua kab rau cov synthesis ntawm high efficiency thiab tsawg toxicity tshuaj tua kab insecticides; Nyob rau hauv kev lag luam dye raws li ib tug dye solvent; Hauv kev lag luam hluav taws xob xws li tin plating qhov chaw quenching thiab Circuit Court board tu; Lwm cov kev lag luam muaj xws li cov khoom siv phom sij, cov kuab tshuaj rau cov tshuaj crystallization, cov nplaum, thiab lwm yam.
Ntim Thiab Cia
Packing: Lub ntim tuaj yeem hloov kho. Lub sij hawm shipping tuaj yeem yog los ntawm hiav txwv, los ntawm huab cua, thiab cov qauv lossis cov khoom me me tuaj yeem xa los ntawm DHL, FEDEX, EMS thiab TNT.
Cia: Khaws rau hauv qhov chaw qhuav qhuav, kom deb ntawm tshav ntuj ncaj qha
Cov xwm txheej rau kev ruaj ntseg cia, suav nrog txhua qhov tsis sib xws
Sib cais los ntawm cov khoom siv tsis sib xws. Saib Chemical Dangers. Khaws lub thawv kaw kom nruj rau hauv qhov chaw qhuav thiab qhov cua zoo. Cov thawv ntim uas tau qhib yuav tsum tau ua tib zoo muab rov qab thiab khaws cia kom ruaj kom tsis txhob xau. Kov thiab khaws cia nyob rau hauv inert gas.
Kev Tiv Thaiv Kev Nyab Xeeb
• Hazard Codes: T
• Nqe Lus Qhia: 61-20/21-36
• Cov Lus Qhia Txog Kev Nyab Xeeb: 53-45
• RIDADR: UN 2265 3/PG 3
• WGK Lub Tebchaws Yelemees: 1
• RTECS: LQ2100000
• F: 3-10
• TSCA: Yes
• HazardClass: 3
• PackingGroup: III
• Cov Ntaub Ntawv Tshuaj Tiv Thaiv: 68-12-2 (Cov Ntaub Ntawv Tshuaj Tiv Thaiv)
Kev ceev faj rau kev nyab xeeb
Tsis muaj nplaim taws, tsis muaj dab tsi thiab tsis haus luam yeeb. Tsis muaj kev sib cuag nrog oxidizing agents. Tshaj 58 ° C siv lub kaw lus kaw thiab qhov cua. Tuav nyob rau hauv qhov chaw zoo ventilated. Hnav khaub ncaws tiv thaiv kom haum. Tsis txhob kov ntawm daim tawv nqaij thiab qhov muag. Tsis txhob tsim cov hmoov av thiab aerosols. Siv cov cuab yeej tsis muaj teeb meem. Tiv thaiv hluav taws los ntawm electrostatic tawm chav.